Capital letter K
Correct. A cross on top of a diamond.
Correct. An alien blaster pistol.
Not the shape I meant, but a right answer so keep it. A rectangle with the top and bottom offset from each other, horizontal.
Correct. A shape like a hand reaching in from the left, thumb under the fingers.

Outcome: successful
Speaker comments: A very good bot today. It got a right answer off a wrong prompt, but I told the bot this and it left the correct answer in place. very nice.